Referso Jobs

Desenvolvimento backend com Java 11+ e Spring
Gerenciamento de dependências com Maven ou Gradle
Persistência de dados com JPA/Hibernate e bancos Oracle, SQL Server ou PostgreSQL
Construção e manutenção de APIs REST e microsserviços
Desenvolvimento frontend com React ou Angular, TypeScript, HTML e CSS

Skills

Java Spring Spring Boot Spring Data Spring Security Maven Gradle JPA Hibernate Oracle SQL Server PostgreSQL REST Microservices React Angular TypeScript

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Senior Software Development Engineer in Test

Episode Six US · Posted Jul 28, 2026

Open

Dominican Republic
Full-time · Senior

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Lead testing efforts for payments, card issuing and revolving credit domains, design and execute automation, and ensure quality across backend Java enterprise systems.

Responsibilities

Leading testing effort in the payments, card issuing and revolving credit domain
Reviewing requirements, specifications, and technical design documents
Creating detailed test plans and test cases in JUnit 5
Preparing quality assurance policies and procedures
Designing, developing, and executing automation code

Skills

Java JUnit API testing CI/CD Jenkins RDBMS MySQL Cassandra SQL JUnit 5

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Java Backend Developer

knowmad mood · Posted Jul 22, 2026

Open

Remote
Remote
Full-time
Contrato indefinido

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Desarrollar aplicaciones backend con Java y Spring, diseñar e implementar arquitecturas de microservicios, construir y evolucionar APIs REST e integraciones entre plataformas, participar en el desarrollo de soluciones orientadas a eventos con Kafka, garantizar la calidad, seguridad y rendimiento de las aplicaciones, colaborar en el diseño técnico y evolución de nuevas funcionalidades, participar en el ciclo completo de desarrollo, testing y despliegue, aplicar buenas prácticas de desarrollo y mejora continua.

Responsibilities

Desarrollar aplicaciones backend con Java y Spring
Diseñar e implementar arquitecturas de microservicios
Construir y evolucionar APIs REST e integraciones entre plataformas
Participar en el desarrollo de soluciones orientadas a eventos con Kafka
Garantizar la calidad, seguridad y rendimiento de las aplicaciones

Skills

Java 17+Spring Boot Spring Cloud Spring Security Microservicios Kafka APIs REST JUnit 5 Mockito

Senior Java Developer

SGA Inc. · Posted Oct 20, 2026

Open

Jersey City, New Jersey, United States
Contract · Senior
10+ years

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Senior Java Developer

Skills

Java 17/21/25 LTS Core Java Jakarta EE Spring Framework 7 Spring Boot 4.x RESTful services Oracle PostgreSQL MySQL SQL PL/SQL Flyway Liquibase AI-assisted development tools Apache Kafka IBM MQ

Java Backend Developer

knowmad mood · Posted Jul 17, 2026

Open

Remote
Remote
Full-time · Mid

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Desarrollar aplicaciones backend con Java y Spring, diseñar e implementar microservicios y APIs REST, participar en soluciones orientadas a eventos con Kafka, garantizar calidad, seguridad y rendimiento, colaborar en diseño técnico y evolución de nuevas funcionalidades, participar en ciclo completo de desarrollo, testing y despliegue.

Compensation

Retribución flexible 💳: Tarjeta restaurante, cheque guardería, seguro médico, formación y otros beneficios con ventajas fiscales.

Responsibilities

Desarrollar aplicaciones backend con Java y Spring
Diseñar e implementar arquitecturas de microservicios
Construir y evolucionar APIs REST e integraciones entre plataformas
Participar en el desarrollo de soluciones orientadas a eventos con Kafka
Garantizar la calidad, seguridad y rendimiento de las aplicaciones

Skills

Java 17+Spring Boot Spring Cloud Spring Security Microservicios Kafka APIs REST JUnit 5

Senior Java Full Stack Developer

Citi · Posted Nov 5, 2026

Open

Belfast, Northern Ireland, United Kingdom
Hybrid
Full-time · Senior
7+ years

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Lead backend architecture and technical execution for Citi’s Enterprise Vendor & Market Data Services Registry Platform in Belfast, overseeing Java microservices, data pipelines, and full-stack integration.

Compensation

competitive base salary (which is annually reviewed)

Responsibilities

Architect and deliver high-performance Java and Spring Boot microservices
Design relational data models and transactional pipelines
Build and maintain secure RESTful APIs
Champion cloud-native deployment patterns with Docker, OpenShift/K8s, CI/CD
Mentor mid-level and senior engineers

Requirements

Bachelor’s / Master’s degree in Computer Science, Software Engineering, or equivalent
Nice to have: AI coding assistants (Devin, Copilot, Cursor)
Nice to have: Market Data systems
Nice to have: Financial data models
Nice to have: Vendor contract management

Skills

Java Spring Boot Spring Data Spring Security Oracle

Senior Java Backend Engineer

Citi · Posted Nov 5, 2026

Open

Pune, Maharashtra, India
Full-time · Senior
5–8 years

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Design, build, and maintain high-throughput backend services and data ingestion pipelines for the Vendor Master Central platform.

Responsibilities

Design, build, and maintain production-grade REST APIs and microservices using Java 21/25 and Spring Boot
Build resilient ETL and reconciliation services that ingest, validate, and deduplicate complex monthly datasets
Design relational schemas (PostgreSQL / Oracle), optimize complex SQL queries, and implement transactional data integrity
Integrate backend services with React/TypeScript frontend for data grids and bulk Excel upload workflows
Leverage AI-powered developer tooling for rapid prototyping and automated test coverage

Requirements

Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical experience
Nice to have: React
Nice to have: TypeScript
Nice to have: frontend SPAs
Nice to have: Excel file processing

Skills

Java Spring Boot RESTful API design microservice architecture

Senior Java Backend Engineer

Citi · Posted Nov 5, 2026

Open

Pune, Maharashtra, India
Full-time · Senior
5–8 years

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Lead backend engineering for enterprise-scale registry platform, designing high-throughput ingestion pipelines, resilient microservices, and RESTful APIs.

Responsibilities

Design, build, and maintain production-grade REST APIs and microservices using Java and Spring Boot
Build resilient ETL and reconciliation services for ingesting and deduplicating complex datasets
Design relational schemas and optimize SQL queries for PostgreSQL/Oracle
Implement transactional data integrity, staging layers, and audit logs
Collaborate with frontend teams on React/TypeScript integration

Requirements

Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical experience
Nice to have: React
Nice to have: TypeScript
Nice to have: Frontend SPAs
Nice to have: Excel file processing

Skills

Java Spring Boot RESTful API design Microservice architecture Relational databases

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